Safety flasher



FIG. 1 is a front perspective view of a safety flasher showing my design,

FIG. 2 is a side elevational view thereof,

FIG. 3 is a rear elevational view thereof, and

FIG. 4 is a side elevational view thereof of the side opposite that shown in FIG. 2. 

The ornamental design for a safety flasher, substantially as shown. 